/*
* BearLibTerminal
* Copyright (C) 2015 Cfyz
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
* of the Software, and to permit persons to whom the Software is furnished to do
* so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/

#ifndef BOM_HPP_
#define BOM_HPP_

#include <istream>
#include <ostream>

namespace BearLibTerminal
{
    enum class BOM
    {
        None = -1,
        UTF8 = 0,
        UTF16LE,
        UTF16BE,
        UTF32LE,
        UTF32BE,
        ASCII_Flag = 0x10,
        ASCII_UTF8 = ASCII_Flag,
        ASCII_UTF16LE,
        ASCII_UTF16BE,
        ASCII_UTF32LE,
        ASCII_UTF32BE
    };

    BOM DetectBOM( std::istream &stream );

    void PlaceBOM( std::ostream &stream, BOM bom );

    size_t GetBOMSize( BOM bom );

    std::wostream &operator<<( std::wostream &stream, BOM bom );
}

#endif /* BOM_HPP_ */
